package containers;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

public class CountedString {
    private static List<String> created = new ArrayList<String>();
    private String s;
    private int id = 0;
    public CountedString(String str){
        s = str;
        created.add(s);
        for (String s2 : created){
            if (s2.equals(s))
                id ++;
        }
    }
    public String toString(){
        return "String: "+s +" id: " + id + " hashcode: "+hashCode();
    }

    @Override
    public int hashCode() {
        int result = 17;
        result = 37 * result + s.hashCode();
        result = 37 * result ;//+ id;
        return result;
    }

    @Override
    public boolean equals(Object obj) {
        return obj instanceof CountedString &&
                s.equals(((CountedString)obj).s) ;
//                &&id == ((CountedString)obj).id;
    }

    public static void main(String[] args){

        Map<CountedString,Integer> map =
                new HashMap<CountedString,Integer>();
        CountedString[] cs = new CountedString[5];
        for (int i = 0 ;i < cs.length;i ++){
            cs[i] = new CountedString("hi");
            map.put(cs[i],i);
        }
        System.out.println(map);
        for (CountedString cstring : cs){
            System.out.println("Looking up "+cstring);
            System.out.println(map.get(cstring));
        }

        CountedString cstest = new CountedString("hi");

        if (map.containsKey(cstest)){
            System.out.println("Found it");
        }
    }
}
